projects / apple / network_cmds.git / blame
| Commit | Line | Data |
|---|---|---|
| 89c4ed63 A |
1 | #!/usr/bin/python |
| 2 | ''' | |
| 3 | dnssec-valid.py: DNSSEC validation | |
| 4 | ||
| 5 | Authors: Zdenek Vasicek (vasicek AT fit.vutbr.cz) | |
| 6 | Marek Vavrusa (xvavru00 AT stud.fit.vutbr.cz) | |
| 7 | ||
| 8 | Copyright (c) 2008. All rights reserved. | |
| 9 | ||
| 10 | This software is open source. | |
| 11 | ||
| 12 | Redistribution and use in source and binary forms, with or without | |
| 13 | modification, are permitted provided that the following conditions | |
| 14 | are met: | |
| 15 | ||
| 16 | Redistributions of source code must retain the above copyright notice, | |
| 17 | this list of conditions and the following disclaimer. | |
| 18 | ||
| 19 | Redistributions in binary form must reproduce the above copyright notice, | |
| 20 | this list of conditions and the following disclaimer in the documentation | |
| 21 | and/or other materials provided with the distribution. | |
| 22 | ||
| 23 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 24 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | |
| 25 | TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 26 | PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE | |
| 27 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 28 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 29 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 30 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 31 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 32 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 33 | POSSIBILITY OF SUCH DAMAGE. | |
| 34 | ''' | |
| 35 | import os | |
| 36 | from unbound import ub_ctx,RR_TYPE_A,RR_CLASS_IN | |
| 37 | ||
| 38 | ctx = ub_ctx() | |
| 39 | ctx.resolvconf("/etc/resolv.conf") | |
| 40 | ||
| 41 | fw = open("dnssec-valid.txt","wb") | |
| 42 | ctx.debugout(fw) | |
| 43 | ctx.debuglevel(2) | |
| 44 | ||
| 45 | if os.path.isfile("keys"): | |
| 46 | ctx.add_ta_file("keys") #read public keys for DNSSEC verificatio | |
| 47 | ||
| 48 | status, result = ctx.resolve("www.nic.cz", RR_TYPE_A, RR_CLASS_IN) | |
| 49 | if status == 0 and result.havedata: | |
| 50 | ||
| 51 | print("Result:", result.data.address_list) | |
| 52 | ||
| 53 | if result.secure: | |
| 54 | print("Result is secure") | |
| 55 | elif result.bogus: | |
| 56 | print("Result is bogus") | |
| 57 | else: | |
| 58 | print("Result is insecure") | |
| 59 |